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#6581: hjl666
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#6581: Hubujiu
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#6581: icpccamp2024-team10
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#6581: icpccamp2024-team14
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#/: icpccamp2025-team05
Accepted: : 15
#6581: iosdjfasf
Accepted: : 15
$$T_G(x,y)=\sum\nolimits_{A\subseteq E} (x-1)^{k(A)-k(E)}(y-1)^{k(A)+|A|-|V|}$$
#6581: jian_dan
Accepted: : 15
#6581: Jiangnan01
Accepted: : 15
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#6581: jielosc
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#6581: jiely
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#6581: JohnVictor36
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#6581: Juefan
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#6581: JunjieCharles
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#6581: LucienDLC
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#6581: MagePetrus
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#6581: osky123456
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#/: pku2025-05
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Hala Madrid
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#6581: Shengzai_
Accepted: : 15
#6581: shengZzz
Accepted: : 15